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Batisite Mineral Data

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General Batisite Information

Help on Chemical  Formula: Chemical Formula: BaNaNaTi2O2[Si4O12]
Help on Composition: Composition: Molecular Weight = 624.94 gm
   Potassium   3.75 %  K     4.52 % K2O
   Barium     26.37 %  Ba   29.44 % BaO
   Sodium      0.74 %  Na    0.99 % Na2O
   Titanium   15.32 %  Ti   25.56 % TiO2
   Silicon    17.98 %  Si   38.46 % SiO2
   Oxygen     35.84 %  O
             ______        ______ 
             100.00 %       98.98 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ba1.2K0.6Na0.2Ti2Si4O14
Help on Environment: Environment: In aegirine-arfvedsonite-microcline pegmatites in dunites (Inagli massif, Russia).
Help on IMA Status: IMA Status: Approved IMA 1960
Help on Locality: Locality: From the Ingali massif, 30 km west of Aldan; the Murun massif, southwest of Olekminsk, Yakutia; and on Mt. Rasvumchorr, Khibiny massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Ba, Ti, Si in the composition.
Help on Name Pronunciation: Name Pronunciation: Batisite Say BATISITE
Help on Synonym: Synonym: ICSD 76521
  PDF 14-636

Batisite Image

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Comments: Vitreous, translucent, brownish orange crystals of batisite.
Location: Malyi Murun, Siberia, Russia. Scale: crystals up to 4 to 7 mm.
© John Veevaert

Batisite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7516:1:0.5819
Help on Cell Dimensions: Cell Dimensions: a = 10.41, b = 13.85, c = 8.06, Z = 4; V = 1,162.08 Den(Calc)= 3.57
Help on Crystal System: Crystal System: Orthorhombic - Pyramidal H-M Symbol (mm2) Space Group: Ima2
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.91(1), 2.16(0.5), 3.39(0.5),

Physical Properties of Batisite

Help on Cleavage: Cleavage: {100} Good
Help on Color: Color: Brown pink, Yellow brown, Dark brown.
Help on Density: Density: 3.432
Help on Diaphaneity: Diaphaneity: Translucent to Opaque
Help on Hardness: Hardness: 5.9
Help on Luster: Luster: Vitreous - Greasy
Help on Streak: Streak: pink white

Optical Properties of Batisite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.046 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.083 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2099,KPDmeas= 0.2183,KC= 0.2289
Ncalc = 1.79 - 1.82
Help on Optical Data: Optical Data: Biaxial (+), a=1.727, b=1.732, g=1.789, bire=0.0620, 2V(Calc)=34, 2V(Meas)=7-40.

Calculated Properties of Batisite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.22 gm/cc
note: Specific Gravity of Batisite =3.43 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.07
Boson Index = 0.93
Help on Photoelectric: Photoelectric: PEBatisite = 116.54 barns/electron
U=PEBatisite x relectron= 374.79 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 50.73 (Gamma Ray American Petroleum Institute Units)
Concentration of Batisite per GRapi unit = 1.97 (%)

Estimated Radioactivity from Batisite - barely detectable


Batisite Classification

Help on  Dana Class: Dana Class: (65)Inosilicate Single-Width Unbranched Chains, W=1
  (65.03)with chains P=4
  (65.03.04)Batisite group Batisite BaNaNaTi2O2[Si4O12] Ima2 mm2 Shcherbakovite KKNaTi2O(OH)[Si4O12] I mma 2/m 2/m 2/m Ohmilite Sr3(Ti,Fe)(Si2O6)2(O,OH)•2-3(H2O) P 21/m 2/m
Help on  Strunz Class: Strunz Class: 09.DH.20 09 - SILICATES (Germanates)
  09.D - Inosilicates* Structural terminology according to Liebau (1985)
  09.DH -Inosilicates with 4-periodic single chains, Si4O12
09.DH.20 Batisite BaNaNaTi2O2[Si4O12] Ima2 mm2
09.DH.20 Shcherbakovite KKNaTi2O(OH)[Si4O12] I mma 2/m 2/m 2/m

Other Batisite Information

Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Batisite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Dana No: Strunz No: 09.DH.20





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